V2EX contingency table

Contingency Table

定义 Definition

contingency table(列联表/交叉表):一种把两个或多个分类变量的取值组合与其频数(或比例)整理成表格的方式,用来观察变量之间是否存在关联,常用于卡方检验、相关性描述等。

发音 Pronunciation (IPA)

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例句 Examples

We summarized the survey results in a contingency table.
我们把调查结果汇总成了一张列联表。

Using a contingency table, the researcher compared smoking status and disease occurrence across age groups to test whether the variables were associated.
研究者使用列联表比较不同年龄组的吸烟状态与疾病发生情况,以检验这些变量是否有关联。

词源 Etymology

contingency 来自拉丁语 contingere,有“接触、偶然发生、取决于……情况”的含义;在统计语境中引申为“某一结果取决于另一分类条件”。table 指“表格”。合起来就是“把不同条件组合下的结果(频数/比例)列成表”的工具。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Categorical Data Analysis(Alan Agresti)大量使用列联表来讲解分类数据建模与检验。
  • Statistical Methods for Research Workers(R. A. Fisher)在早期统计方法讨论中常涉及用表格汇总分类计数数据。
  • Introduction to the Practice of Statistics(Moore, McCabe, Craig)入门统计教材中用列联表讲解分类变量关系与卡方检验。
  • Biostatistical Analysis(Jerrold H. Zar)在生物统计场景中用列联表分析分组与结果之间的关联。
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